The White House is launching a “Big Data is Big Deal” (more formally, “Big Data Research and Development Initiative”), for a total of $200M. Details can be found here and here.
For instance, within, there is the information that DARPA:
“intends to invest approximately $25 million annually for four years to develop computational techniques and software tools for analyzing large volumes of data, both semi-structured (e.g., tabular, relational, categorical, meta-data) and unstructured (e.g., text documents, message traffic).“